34143239 has 6 divisors (see below), whose sum is σ = 36971856. Its totient is φ = 31516680.

The previous prime is 34143233. The next prime is 34143251. The reversal of 34143239 is 93234143.

It is not a de Polignac number, because 34143239 - 2⁴ = 34143223 is a prime.

It is a super-2 number, since 2×34143239² = 2331521538822242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34143233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100847 + ... + 101184.

It is an arithmetic number, because the mean of its divisors is an integer number (6161976).

Almost surely, 2^34143239 is an apocalyptic number.

34143239 is a deficient number, since it is larger than the sum of its proper divisors (2828617).

34143239 is a wasteful number, since it uses less digits than its factorization.

34143239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202057 (or 202044 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

The square root of 34143239 is about 5843.2216285197. The cubic root of 34143239 is about 324.4154827006.

The spelling of 34143239 in words is "thirty-four million, one hundred forty-three thousand, two hundred thirty-nine".